Children of migrant workers display a giant card with their new year wishes for parents who work away from hometown in Huanfeng No. 3 Primary School of Hanshan County, Ma'anshan City, east China's Anhui Province, Dec. 26, 2011. (Xinhua/Cheng Qianjun)

A child displays a card with his new year wishes for his father who works away from hometown in Huanfeng No. 3 Primary School of Hanshan County, Ma'anshan City, east China's Anhui Province, Dec. 26, 2011. (Xinhua/Cheng Qianjun)

Children write their new year wishes for parents who work away from hometown on a giant card in Huanfeng No. 3 Primary School of Hanshan County, Ma'anshan City, east China's Anhui Province, Dec. 26, 2011. (Xinhua/Cheng Qianjun)

Children of migrant workers display a giant card with their new year wishes for parents who work away from hometown in Huanfeng No. 3 Primary School of Hanshan County, Ma'anshan City, east China's Anhui Province, Dec. 26, 2011.

Children in the school will send greeting cards to their parents to express their new year wishes.